N-MASS An alkali is a substance with a pH value of more than 7. Alkalis form chemical salts when they are combined with acids. 碱
Several methods to prevent alkalis from jeopardizing are provided .
给出了预防碱金属危害的方法。
Weak alkalis ionize partly ( ionize ) in water to give hydroxide ion.
弱碱在水中部份电离，放出氢氧离子。
They dissolve readily in water, dilute acids, and alkalis but do not coagulate readily on heating.
组蛋白在水中很容易溶解，其水溶液呈弱酸性和碱性，加热时不立即凝结。
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